Keats, T. E. (1992). Atlas of Normal Roentgen Variants That May Simulate Disease.
Cita Chicago (17th ed.)Keats, Theodore E. Atlas of Normal Roentgen Variants That May Simulate Disease. 1992.
Cita MLA (9th ed.)Keats, Theodore E. Atlas of Normal Roentgen Variants That May Simulate Disease. 1992.
Atenció: Aquestes cites poden no estar 100% correctes.